CONTENTS OF VOL. XL 



[FOURTH SERIES.] 



NUMBER LXI. 



Page 

 I. Transformation of an entire Shell into Chitinous Structure by 

 the Polype Hydractinia, with short Descriptions of the Polypidoms 

 of live other Species. By II. J. Carter, F.R.S. &c. (Plate I.) . . 1 



n. On a new Species of Nettapus (Cotton-Teal) from the River 

 Yangtsze, China. By R. Swinhoe, H.M. Consul at Ningo 15 



III. On Berardius and other Ziphioid Wales. By Dr. J. E. Gray, 

 r.R.S. &c 17 



IV. On the Peregrine Falcon from Sardinia. By R. Bowdler 

 Sharpe, F.L.S., F.Z.S., &c., Senior Assistant, Zoological Department, 

 British Museum 20 



V. Notes on the Longicorn Coleoptera of Tropical America. By 



H. W. Bates, Esq., F.L.S 21 



VI. Growth or Evolution of Structui'e in Seedlings. By John C. 

 Draper, M.D 45 



VII. Sequoia and its History. By Professor Asa Gray, President 



of the American Association for the Advancement of Science 52 



VIII. Physico-chemical Investigations upon the Aquatic Articu- 

 lata. By M. Felix Plateau. Part II 70 



IX. Additional Notes on Spatulcmys Lasalce. By Dr. J. E. Gray, 

 F.R.S.&C. (Plate U.) '. 73 



X. On the Mademjius australicnsis from New Zealand. By Dr. J, 



E. Gray, F.R.S. &c 75 



On the Reproduction and Development of the Telescope-fish of China, 

 by M. Carbonnier; Additional Observations on Codiophijllum, 

 by Dr. J. E. Gray, F.R.S. &c.; The Bell Collection of Reptiles; 

 Answer to Ilerr Ritsema's "Note on Crinodes Sommeri" &c., . 

 by A. G. Butler, F.L.S. &c. ; On a Mite in the Ear of the Ox ; 

 The Horns of Antihcapra, by Dr. J. E. Gray, F.R.S. &c.; Notice 

 of a new and remarkable Fossil Bird, by 0. C. Marsh 76 — 80 



